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This is the Conversation Forum for Reading the Guide << What was before the big bang ? h2g2 is a great place! >> Subject: salt level in sea water. Posted Feb 2, 2008 by maestro4   Posting 1 Salt level is constant within a few percent. Salt had to come from deposits in earth. Rivers run through earth and into sea. Rivers are essentially 'fresh water'Question is Why is salt level in sea constant and why don't rivers absorb salt from earth on their journey to sea.? Read the First Reply to this Posting Subject: salt level in sea water. Posted Mar 6, 2008 by blax8192 This is a reply to this Posting   Posting 2 Because, it's dirt on the river bottoms, and most of the dirt that was going to come up already has... Look at the grand canyon, it took millions of years to form...one piece of dirt at a time... Subject: salt level in sea water. Posted May 13, 2008 by Penske666 This is a reply to this Posting   Posting 3 Its not exactly constant, there are some places where there are much more concentrated areas in the sea. If all the ice melts will this also have an effect on salt levels - I'd assume it would go down in percentage if the salt volume is constant? Also how does human salt mining effect levels going into the system? Read the First Reply to this Posting Subject: salt level in sea water. Posted Oct 13, 2009 by Orcus This is a reply to this Posting   Posting 4 River water isn't salt free. It just has less than the sea as it flows and is constantly replaced by stuff from the sky. Conversation list Conversation list

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